DNA Air Filters - Air Filter for BMW R 18 20-23

This filter features DNA®’s advanced FCd (Full Contour design)

Installation of this DNA Air filter is very easy; simply follow the installation instructions included in the BMW workshop manual

The filtering efficiency is extremely high at 98-99% filtering efficiency (ISO 5011), with 4 layers of DNA® Cotton.

The flow of this new DNA filters' set is +22.35% more than the stock filters'!

DNA air filters' flow: 124.30 CFM (Cubic feet per minute) @1,5”H₂O corrected @ 25°C

BMW stock filters' flow: 101.60 CFM (Cubic feet per minute) @1,5”H₂O corrected @ 25°C

These DNA® filters are designed as High Flow Air filters for: ‘Road use’.